Revert 143898 - Skip updating remotes if we already have the upstream revision.
Revert 143898 - Skip updating remotes if we already have the upstream revision.

TBR=maruel@chromium.org

BUG=none
TEST=none


Review URL: https://chromiumcodereview.appspot.com/10663019

git-svn-id: bd64dd6fa6f3f0ed0c0666d1018379882b742947@143911 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

svn2github/chromium-depot-tools,svn2github/chromium-depot-tools,svn2github/chromium-depot-tools